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Finding the Fourth Proportional to 7,548.94, 10,417.98 and 4,718.08

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Solution

The fourth proportional to 7,548.94, 10,417.98 and 4,718.08 is: 6,511.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,548.94 : 10,417.98 = 4,718.08 : x
  2. Step 2: Convert to fraction form
    7,548.94/10,417.98 = 4,718.08/x
  3. Step 3: Cross multiply
    7,548.94x = 10,417.98 × 4,718.08
  4. Step 4: Simplify right side
    7,548.94x = 49,152,863.08
  5. Step 5: Solve for x
    x = 49,152,863.08/7,548.94
  6. Step 6: Final answer
    x = 6,511.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.